Home / 13,152,899.80-19,710,687.30-9,714,352.60

Finding the Fourth Proportional to 13,152,899.80, 19,710,687.30 and 9,714,352.60

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Solution

The fourth proportional to 13,152,899.80, 19,710,687.30 and 9,714,352.60 is: 14,557,745.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,152,899.80 : 19,710,687.30 = 9,714,352.60 : x
  2. Step 2: Convert to fraction form
    13,152,899.80/19,710,687.30 = 9,714,352.60/x
  3. Step 3: Cross multiply
    13,152,899.80x = 19,710,687.30 × 9,714,352.60
  4. Step 4: Simplify right side
    13,152,899.80x = 191,476,566,420,541.97
  5. Step 5: Solve for x
    x = 191,476,566,420,541.97/13,152,899.80
  6. Step 6: Final answer
    x = 14,557,745.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.